Bottlenose dolphins retain individual vocal labels in multi-level alliances

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Bottlenose dolphins retain individual vocal labels in multi-level alliances. / King, Stephanie L.; Friedman, Whitney R.; Allen, Simon J.; Gerber, Livia; Jensen, Frants Havmand; Wittwer, Samuel; Connor, Richard C.; Krützen, Michael.

In: Current Biology, Vol. 28, No. 12, 2018, p. 1993-1999.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

King, SL, Friedman, WR, Allen, SJ, Gerber, L, Jensen, FH, Wittwer, S, Connor, RC & Krützen, M 2018, 'Bottlenose dolphins retain individual vocal labels in multi-level alliances' Current Biology, vol. 28, no. 12, pp. 1993-1999. https://doi.org/10.1016/j.cub.2018.05.013

APA

King, S. L., Friedman, W. R., Allen, S. J., Gerber, L., Jensen, F. H., Wittwer, S., ... Krützen, M. (2018). Bottlenose dolphins retain individual vocal labels in multi-level alliances. Current Biology, 28(12), 1993-1999. https://doi.org/10.1016/j.cub.2018.05.013

CBE

King SL, Friedman WR, Allen SJ, Gerber L, Jensen FH, Wittwer S, Connor RC, Krützen M. 2018. Bottlenose dolphins retain individual vocal labels in multi-level alliances. Current Biology. 28(12):1993-1999. https://doi.org/10.1016/j.cub.2018.05.013

MLA

Vancouver

King SL, Friedman WR, Allen SJ, Gerber L, Jensen FH, Wittwer S et al. Bottlenose dolphins retain individual vocal labels in multi-level alliances. Current Biology. 2018;28(12):1993-1999. https://doi.org/10.1016/j.cub.2018.05.013

Author

King, Stephanie L. ; Friedman, Whitney R. ; Allen, Simon J. ; Gerber, Livia ; Jensen, Frants Havmand ; Wittwer, Samuel ; Connor, Richard C. ; Krützen, Michael. / Bottlenose dolphins retain individual vocal labels in multi-level alliances. In: Current Biology. 2018 ; Vol. 28, No. 12. pp. 1993-1999.

Bibtex

@article{489e402dacfb4f158e13eb143d9c8a50,
title = "Bottlenose dolphins retain individual vocal labels in multi-level alliances",
abstract = "Cooperation between allied individuals and groups is ubiquitous in human societies, and vocal communication is known to play a key role in facilitating such complex human behaviors [1, 2]. In fact, complex communication may be a feature of the kind of social cognition required for the formation of social alliances, facilitating both partner choice and the execution of coordinated behaviors [3]. As such, a compelling avenue for investigation is what role flexible communication systems play in the formation and maintenance of cooperative partnerships in other alliance-forming animals. Male bottlenose dolphins in some populations form complex multi-level alliances, where individuals cooperate in the pursuit and defense of an important resource: access to females [4]. These strong relationships can last for decades and are critical to each male's reproductive success [4]. Convergent vocal accommodation is used to signal social proximity to a partner or social group in many taxa [5, 6], and it has long been thought that allied male dolphins also converge onto a shared signal to broadcast alliance identity [5–8]. Here, we combine a decade of data on social interactions with dyadic relatedness estimates to show that male dolphins that form multi-level alliances in an open social network retain individual vocal labels that are distinct from those of their allies. Our results differ from earlier reports of signature whistle convergence among males that form stable alliance pairs. Instead, they suggest that individual vocal labels play a central role in the maintenance of differentiated relationships within complex nested alliances. Vocal convergence is frequently used to signal social proximity between individuals. King et al. show that multi-level dolphin alliances do not converge onto shared calls but retain individual vocal labels. This suggests that vocal labels play a central role in the recognition of cooperative partners and competitors in complex biological markets.",
keywords = "alliances, bottlenose dolphin, cooperation, male social relationships, signature whistles, vocal labels, vocal learning",
author = "King, {Stephanie L.} and Friedman, {Whitney R.} and Allen, {Simon J.} and Livia Gerber and Jensen, {Frants Havmand} and Samuel Wittwer and Connor, {Richard C.} and Michael Kr{\"u}tzen",
year = "2018",
doi = "10.1016/j.cub.2018.05.013",
language = "English",
volume = "28",
pages = "1993--1999",
journal = "Current Biology",
issn = "0960-9822",
publisher = "Cell Press",
number = "12",

}

RIS

TY - JOUR

T1 - Bottlenose dolphins retain individual vocal labels in multi-level alliances

AU - King, Stephanie L.

AU - Friedman, Whitney R.

AU - Allen, Simon J.

AU - Gerber, Livia

AU - Jensen, Frants Havmand

AU - Wittwer, Samuel

AU - Connor, Richard C.

AU - Krützen, Michael

PY - 2018

Y1 - 2018

N2 - Cooperation between allied individuals and groups is ubiquitous in human societies, and vocal communication is known to play a key role in facilitating such complex human behaviors [1, 2]. In fact, complex communication may be a feature of the kind of social cognition required for the formation of social alliances, facilitating both partner choice and the execution of coordinated behaviors [3]. As such, a compelling avenue for investigation is what role flexible communication systems play in the formation and maintenance of cooperative partnerships in other alliance-forming animals. Male bottlenose dolphins in some populations form complex multi-level alliances, where individuals cooperate in the pursuit and defense of an important resource: access to females [4]. These strong relationships can last for decades and are critical to each male's reproductive success [4]. Convergent vocal accommodation is used to signal social proximity to a partner or social group in many taxa [5, 6], and it has long been thought that allied male dolphins also converge onto a shared signal to broadcast alliance identity [5–8]. Here, we combine a decade of data on social interactions with dyadic relatedness estimates to show that male dolphins that form multi-level alliances in an open social network retain individual vocal labels that are distinct from those of their allies. Our results differ from earlier reports of signature whistle convergence among males that form stable alliance pairs. Instead, they suggest that individual vocal labels play a central role in the maintenance of differentiated relationships within complex nested alliances. Vocal convergence is frequently used to signal social proximity between individuals. King et al. show that multi-level dolphin alliances do not converge onto shared calls but retain individual vocal labels. This suggests that vocal labels play a central role in the recognition of cooperative partners and competitors in complex biological markets.

AB - Cooperation between allied individuals and groups is ubiquitous in human societies, and vocal communication is known to play a key role in facilitating such complex human behaviors [1, 2]. In fact, complex communication may be a feature of the kind of social cognition required for the formation of social alliances, facilitating both partner choice and the execution of coordinated behaviors [3]. As such, a compelling avenue for investigation is what role flexible communication systems play in the formation and maintenance of cooperative partnerships in other alliance-forming animals. Male bottlenose dolphins in some populations form complex multi-level alliances, where individuals cooperate in the pursuit and defense of an important resource: access to females [4]. These strong relationships can last for decades and are critical to each male's reproductive success [4]. Convergent vocal accommodation is used to signal social proximity to a partner or social group in many taxa [5, 6], and it has long been thought that allied male dolphins also converge onto a shared signal to broadcast alliance identity [5–8]. Here, we combine a decade of data on social interactions with dyadic relatedness estimates to show that male dolphins that form multi-level alliances in an open social network retain individual vocal labels that are distinct from those of their allies. Our results differ from earlier reports of signature whistle convergence among males that form stable alliance pairs. Instead, they suggest that individual vocal labels play a central role in the maintenance of differentiated relationships within complex nested alliances. Vocal convergence is frequently used to signal social proximity between individuals. King et al. show that multi-level dolphin alliances do not converge onto shared calls but retain individual vocal labels. This suggests that vocal labels play a central role in the recognition of cooperative partners and competitors in complex biological markets.

KW - alliances

KW - bottlenose dolphin

KW - cooperation

KW - male social relationships

KW - signature whistles

KW - vocal labels

KW - vocal learning

UR - http://www.scopus.com/inward/record.url?scp=85047467088&partnerID=8YFLogxK

U2 - 10.1016/j.cub.2018.05.013

DO - 10.1016/j.cub.2018.05.013

M3 - Journal article

VL - 28

SP - 1993

EP - 1999

JO - Current Biology

JF - Current Biology

SN - 0960-9822

IS - 12

ER -